[Intel-gfx] Eyestrain problems with new Intel drivers

[Felix Miata]

On 2014-03-31 10:05 (GMT+0200) Janus composed:

> I have the same problem as the one described by Michael bellow: the
> Intel Graphic card produces eye strain and headache after some minutes
> of using it. I found a lot of people complaining on the same problem,
> but no solution. I tried lowering the resolution, increasing the PWM
> frequency, but without luck. I also installed an old version of intel
> drivers (2.20.12), because the subject of this email was "with **new**
> Intel drivers", but it didn't help.

> I have a new HP Folio 9470m, with the Intel HD 4000 graphic card, and
> I cannot use it. Even when connecting an external monitor, I have the
> same problem. When I connect my old laptop, with an nvidia card, to
> the same monitor, the eyestrain disapear, so it must be the Intel
> card, or its driver.

> I will be glad to provide any information you consider relevant. I can
> do whatever test you want, but please, do not ignore this message. I
> am not the only one to have this problem:
> https://www.google.com/search?q=Eye+strain+Intel+graphic

> I am on (Arch) Linux, but I saw some reports on Windows too.

What is output from 'lspci | grep VGA'?
Exactly what model is your external display?
Does disabling compositing help?
Is it better if you boot a Live Linux media from a year or two or three ago, 
e.g. Knoppix 7.0.5 or openSUSE 12.3 or Mageia 2 or Fedora 18?

> On Mon, Jan 9, 2014 at 3:30 PM, Michael Vanier wrote:

http://lists.freedesktop.org/archives/intel-gfx/2014-January/038104.html
-- 
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  Team OS/2 ** Reg. Linux User #211409 ** a11y rocks!

Felix Miata  ***  http://fm.no-ip.com/